Description:For the first time since the collaboration of ABC News and Yahoo! was announced in October, comScore has reported that online traffic for the joint effort and finds it has served over 400 million views in February - which is more than half of all the video news views streamed in North America in the month. The online measurement company has found that the Yahoo!-ABC News operation far outpaces the perrenial online video news leaders CNN.com and MSNBC.com by margins of nearly three-to-one.(6:45)